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Worksheets3rd grade Science Review: Planets, Safety Procedures, Energy
Total questions: 40
Worksheet time: 40mins
You should always touch equipment
as soon as you walk into the room.
True
False
You should keep your work area in
the lab ___________.
messy
organize
Do not eat, ________ or chew gum
in the lab unless your teacher tells
you.
laugh
hop
drink
draw
The MOST important part of any
scientific investigation is
__________________.
to always follow safe practices
to choose a question that can be
investigated by setting up a
controlled experiment
to write the problem as a question
to write the steps of the
experiment so they can be
repeated by someone else
The class is observing changes in
states of matter. The teacher boils
some water in a beaker on a hotplate.
What safety equipment should he
wear?
helmet and first aid kit
apron and gloves
first aid kit and goggles
goggles and gloves
A group of students raised a frog from
egg to adult. What should the
students do after handling the frog?
They should clean the frog off with
warm water.
They should clean the aquarium
with cold, soapy water.
They should wash their hands with
soap and water.
They should let the frog loose in
the laboratory.
Safety goggles are needed for which
of the following?
measuring the temperature of air
exploring mixtures of solids and
liquids
looking at the moon through a
telescope
finding the mass of a penny on a
balance
When there is a spill or accident in an investigation of any kind, the first thing to do
is —
tell the teacher
clean up
hide it
keep working
Thomas Edison's invention of the light bulb soon reduced the number of —
people using light bulbs
candles used as a light source
batteries used in flashlights
light bulbs manufactured in factories
Mae Jemison is a medical doctor. She is also the first African American woman to
travel in space. Mae Jemison is MOST LIKELY to study the —
health of astronauts
eruption of volcanoes
behavior of animals
patterns of weather
All careers involve science in some way.
True
False
Which of the following are considered scientific careers?
Chemist at H.E.B. in Flavor testing lab.
Biologist at the San Antonio Zoo.
Geologist at Natural Bridge Caverns.
Coach for the San Antonio Spurs.
Author for Children's Books.
Which of the following investigations proves that air is matter?
boiling water on a stove
blowing up a balloon with helium
comparing a beaker filled with sand to a beaker filled with water
melting butter in a microwave
Which of the following observations can be made from the experiment above?
The rock is heaviest.
The nail is magnetic.
The quarter is hardest.
The ball is able to float.
Joe found a bar magnet that did not have the poles marked. He has a second bar
magnet with the north and south poles marked. Which statement below would help
Joe correctly label the first magnet?
The end that attracts a piece of iron should be marked north.
The end that attracts the south pole of the magnet should be marked south.
The end that repels a piece of steel should be marked south.
The end that repels the north pole should be marked north.
How much warmer is the temperature shown on Thermometer B than the
temperature shown on Thermometer A?
8 degrees
5 degrees
3 degrees
2 degrees
Which word below is used to describe anything that has mass?
balance
gram
shape
matter
Liquids and gases take the shape of their containers. Which of the following will take
the shape of its container?
Crayon in a box
Frozen peas in a bag
A cookie in a jar
Milk in a carton
Which statement correctly classifies the materials that are found in the glass of
carbonated soda?
The soda is the solid, the ice is the liquid, and the bubbles are gas.
The soda is liquid, the ice is the gas, and the bubbles are liquid.
The soda is the liquid, the ice is the solid, and the bubbles are gas.
The soda is the gas, the ice is the solid, and the bubbles are the liquid.
On a trip to the beach, a brother and sister found a sealed bottle with a note
inside. Which statement is true about the bottle they found?
It contains a solid, liquid, and gas.
It contains a solid only.
It contains a solid and a liquid.
It contains a solid and a gas.
You have a shoe box. If you filled the box with one of these, which would make the
box have the greatest mass?
cotton balls
paper dolls
candles
magnets
What statement best describes the drawing?
The apple is heavier than the orange.
The orange has less mass than the apple.
The orange is lighter than the apple.
The apple has less mass than the orange.
A student can run faster on a gym
floor than on a sandy beach because
the gym floor is —
hotter than sand
harder than sand
softer than the beach
shorter than the beach
A child has a toy train whose cars are
held together by magnets. One day,
two of the cars will not stick together.
Each car does stick to paper clips.
What is the BEST explanation for why
the cars will NOT stick together?
One car has lost its magnet.
One car is turned in the wrong
direction.
The magnets have broken.
The magnets only stick to pieces
of metal.
Testing or trying out an idea over and
over again is called a –
check
chance
trial
guess
A student rubs their hands back and
forth. What forms of energy are
made?
light and sound
sound and thermal
light and thermal
thermal and magnetism
The class is learning about musical instruments. What from of energy do the
instruments use?
heat
light
mechanical
sound
What type of energy is used to ride a
bicycle?
mechanical
light
sound
thermal
What type of energy do you use
your eyes to sense?
light
sound
mechanical
thermal
Which types of energy are being produced by the candle on the birthday cake?
Thermal, mechanical, and sound energy
Sound, mechanical, and light energy
Thermal and sound energy
Light and thermal energy
Pulleys are used to lift and lower
objects. Which of the following is
NOT an example of a pulley being
used?
mini blinds
scissors
a construction crane
sailboat's sail
The main reason a baseball comes
down when a boy tosses it up into
the air is —
a magnetism is pulling the ball
down
the boy cannot see to catch it
gravity is pulling down on the ball
gravity pushes the ball in the air
In softball, the pitcher throws the
ball underhand to the batter. What
will most likely happen to the ball if
the batter hits it?
It will change direction, go back
toward the pitcher or
somewhere on the field.
It will stop and fall to the ground.
It will hit the fence behind the
batter.
It will fly in the air and hit the
coach.
Erik is standing 20 meters away
from Sophie. He throws a Frisbee to
her, but it lands 5 meters in front of
her. Which sentence describes the
change in position of the Frisbee?
The Frisbee moved 15 meters
toward Erik.
The Frisbee moved 15 meters
toward Sophie.
The Frisbee moved 20 meters
away from Erik.
The Frisbee moved 20 meters
away from Sophie.
Which planet in the solar system is the
largest?
Earth
Jupiter
Saturn
Mercury
What is the center of our solar
system?
Moon
Earth
Sun
Milky Way
Which of these statements BEST
describes the Sun?
It has a shiny surface that reflects
light.
It is a ball of hot, glowing gas.
It has a hard, solid surface.
It has craters on its surface.
Which four planets are closer to the Sun than the asteroid belt?
Earth, Mars, Jupiter, and Saturn
Sun, Earth, Moon, and Mars
Earth, Venus, Neptune, and Mars
Mercury, Venus, Earth, and Mars
A third grade class has started learning about the solar system. A student suggests
that the class go outside and record some observations about the Sun in their science
notebooks.
All of the following are good safety procedures while the observing the Sun
except —
wearing sunscreen
wearing protective eyewear
staring directly at the Sun
sitting down during the observations
A student is drawing a diagram of the Solar System. Which planets should he draw
on each side of Jupiter to show the correct order of the planets?
Earth and Uranus
Neptune and Saturn
Neptune and Mars
Mars and Saturn
